/Engine/Plugins/Runtime/Analytics/AnalyticsBlueprintLibrary/Source/AnalyticsBlueprintLibrary/Classes/AnalyticsBlueprintLibrary.h
Records an event has happened by name with a single attribute
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Analytics") static void RecordEventWithAttribute ( const [FString](API\Runtime\Core\Containers\FString) & EventName, const [FString](API\Runtime\Core\Containers\FString) & AttributeName, const [FString](API\Runtime\Core\Containers\FString) & AttributeValue )